Available in 32-oz
Lucas Magnum CJ-4 Oils are blended with premium "Lucas" additives that help maintain the life of the emission control systems as required for regulatory compliance. Expect less oil consumption and reduced engine wear. It resists oxidation and thermal breakdown for total protection in new and older engines. Suitable for gasoline as well as diesel.
KEY BENEFITS:
CJ-4 is available in Petroleum and Synthetic
Maintains life of emission control systems
Less oil consumption
Reduces engine wear
Primary application is in heavy duty diesel engines, but can also be used in automotive diesel and gasoline engines
Compatible with both synthetic and conventional oils
Resists oxidation and thermal breakdown
Proven in Lucas truck fleet to extend oil drain intervals to 30,000 miles
High Total Base Number provides excellent detergency and keeps the engine clean
SAE 15W-40 Magnum (High TBN) is designed for use in pre 2007 trucks without diesel particulate filters. Very effective in engines using high sulfur fuels
Both Synthetic and conventional SAE 15W-40 engine oils are API certified and meet or exceed industry standards

Available in 1-gal jugs
Lucas Magnum CJ-4 Oils are blended with premium "Lucas" additives that help maintain the life of the emission control systems as required for regulatory compliance. Expect less oil consumption and reduced engine wear. It resists oxidation and thermal breakdown for total protection in new and older engines. Suitable for gasoline as well as diesel.
KEY BENEFITS:
CJ-4 is available in Petroleum and Synthetic
Maintains life of emission control systems
Less oil consumption
Reduces engine wear
Primary application is in heavy duty diesel engines, but can also be used in automotive diesel and gasoline engines
Compatible with both synthetic and conventional oils
Resists oxidation and thermal breakdown
Proven in Lucas truck fleet to extend oil drain intervals to 30,000 miles
High Total Base Number provides excellent detergency and keeps the engine clean
SAE 15W-40 Magnum (High TBN) is designed for use in pre 2007 trucks without diesel particulate filters. Very effective in engines using high sulfur fuels
Both Synthetic and conventional SAE 15W-40 engine oils are API certified and meet or exceed industry standards